Estimating the amount of unexcavated artifacts in Tikal, Guatemala
Monthly
Challenge period
2021-01-06 - 2026-03-31
Final progress report
Wed, 24 Apr 2024 18:54:03 +0900
Progresses
98 times
Supporters
12 people
Elapsed time
Wed, 06 Jan 2021 10:00:00 +0900
【サポ様向け】第40回進捗報告「車と時計の価格変化と現在の価格帯」
今月はタイトルの通り、車と時計に関してデータ化しました。車は1898年のデータから、腕時計は1917年のデータからエクセルデータに起こしました。腕時計は1917年当初、安くても5円50銭、最高級品は29円50銭でした。東京の小学校教員の初任給が20円前後の時代ですので、値段に関わらず腕時計自体がそも
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Kazuya Imaizumi
Wed, 24 Apr 2024 18:54:03 +0900
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